We will do what we can______English well this term.-- Right,it is time for you to work hard.

问题描述:

We will do what we can______English well this term.-- Right,it is time for you to work hard.
A.learn B.to learn C.be learn D.be learning

选 B. to learn
详细的解析如下:
we (主语)will do(谓语)what(宾语) we can(定语从句)to learn English well this term.(目的状语